subdivision
n
1 [U] action or process of subdividing 进一步细分.
2 [C] thing produced by subdividing 进一步分成的部分
a subdivision of a postal area 邮区属下的分区
This division of the chapter has several subdivisions. 该章这一节里又分成几个小节.
notes there are now work-stations that enable engineers to design, test and produce chips right on their desks, much the way an editor creates a newsletter on a Macintosh.